Home / 749,819.50-1,034,750.91-410,287.75

Finding the Fourth Proportional to 749,819.50, 1,034,750.91 and 410,287.75

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Solution

The fourth proportional to 749,819.50, 1,034,750.91 and 410,287.75 is: 566,197.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,819.50 : 1,034,750.91 = 410,287.75 : x
  2. Step 2: Convert to fraction form
    749,819.50/1,034,750.91 = 410,287.75/x
  3. Step 3: Cross multiply
    749,819.50x = 1,034,750.91 × 410,287.75
  4. Step 4: Simplify right side
    749,819.50x = 424,545,622,674.35
  5. Step 5: Solve for x
    x = 424,545,622,674.35/749,819.50
  6. Step 6: Final answer
    x = 566,197.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.